CuCoBe CuCo2Be UNS C17500 Beryllium Copper Bar

Product Overview

Description

Alloy	Shape	Chemical Composition	Rockwell Hardness at 20 C(68 F)	Electrical Conductivity at 20 C(68 F)	Thermal Conductivity at 20 C(68 F)	Melting range	Coefficient of Thermal Expansion at 20 C(68 F)	Tensile Strength at 20 C(68 F)	Elongation at 20 C(68 F)
UNS	Rods/Bars/ Plates/Tubes/ Sheets/Wires	Be: 1.85-2.10% Be: 0.40-0.70% Co: 2.40-2.70% Cu: Balance Note: Copper plus additions equal 99.5% minimum.	HRB	%IACS at 68 F	Btu/(ft-hr. F) at 68 F	F	10-6 per F (68-572 F)	ksi	%
DIN				MegaSiemens /cm at 20 C	W/m  K at 20 C	C	10-6 per C (20-300 C)	MPa
C17500			95 Min.	45 Min.	126	1832~1958	10	105 Min.	10 Min.
CuCo2Be CuCoBe				0.263 Min.	218	1000~1070	18	723 Min.

 

The above table shows some principal mechanical properties of C17500--CuCo2Be Cobalt Beryllium Copper at 20 C(68F).

 

C17500 Details:
C17500 Cobalt Beryllium Copper

CuCo2Be—C17500 (CDA 175) Cobalt Beryllium Copper is primarily utilized in the industry applications that require most highly thermal or electrical conductivity, which features a cobalt alloying addition (2.40-2.70%). C17500 also Offers good strength and hardness characteristics coupled with conductivity in the range of 45-60 percent of copper with ultimate tensile and hardness properties approaching 140 ksi and RB 100 respectively.

Typical Application for C17500 Cobalt Beryllium Copper Alloys:
Electrical Industry: Fuse Clips, Switch Parts, Relay parts, Connectors, Spring Connectors
Fasteners: Washers, Fasteners
Industrial: Springs, Seam Welding Dies, Resistance Welding Equipment, Resistance and Spot Welding Tips, Tooling for Plastic Moulds, Die–Casting Plunger Tips.

 

International Specification:

Rods/Bars/Tubes: ASTM B441, SAE J461, 463; RWMA Class 3
Strips: ASTM B534
Sheets: ASTM B534
Wires: ASTM B441
Plates: ASTM B534, SAE J461, 463; RWMA Class 3

European Standards: CuCo2Be, DIN 2.1285; CW104C to EN

 

Note:
ASTM: American Society for Testing and Materials
SAE: Society of Automotive Engineers
AMS: Aerospace Materials Specification (Published by SAE)
RWMA: Resistance Welder Manufacturers' Association
Note: Unless otherwise specified, material will be produced to ASTM.

 

Beryllium Copper Series:

UNS C17200/CuBe2/Beryllium Copper

UNS C17300/CuBe2Pb/Leaded Beryllium Copper

UNS C17500/CuCo2Be/Cobalt Beryllium Copper

UNS C17510/CuNi2Be/Nickel Beryllium Copper

CuCo1Ni1Be/CuCoNiBe/Cobalt Nickel Beryllium Copper

  

 

 

 

 

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Available Transpotation Ways: